Mellanox MCX312A-XCBT
The Mellanox MCX312A-XCBT ConnectX-3 EN is a high-performance dual-port 10GbE SFP+ Ethernet adapter card, purpose-built for data-intensive applications in enterprise, cloud, storage, and high-performance computing (HPC) environments. With a PCIe 3.0 x8 interface operating at 8GT/s, this adapter delivers robust bandwidth, low-latency performance, and supports advanced networking features to optimize virtualized and bare-metal deployments.
Key Features
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Dual-Port 10GbE SFP+ Connectivity – Provides two high-speed 10 Gigabit Ethernet ports for enhanced link redundancy and bandwidth aggregation.
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PCIe 3.0 x8 Interface (8GT/s) – Enables maximum data throughput and efficient resource utilization.
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RDMA over Ethernet (RoCE) – Supports ultra-low-latency communication for HPC and storage applications.
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Virtualization Support – Features SR-IOV, VMware NetQueue, and VMQ for enhanced performance in virtual environments.
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Offloading Capabilities – Includes TCP/UDP/IP stateless offload, large send offload (LSO), and large receive offload (LRO) for reduced CPU load.
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Energy-Efficient Design – Optimized for low power consumption while maintaining top-tier performance.
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Advanced Networking Features – Supports VLAN tagging, flow control, and checksum offloads.
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Standard Bracket Included – Tall bracket pre-installed for compatibility with most server chassis (low-profile optional).
BENEFITS of MCX312A-XCBT
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Enables high-throughput dual 10GbE connectivity for enterprise, cloud, and HPC infrastructures.
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Reduces application latency through RoCE support, ideal for real-time data processing.
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Enhances VM performance and scalability in virtualized server environments.
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Improves network efficiency with hardware offload, freeing CPU resources for critical workloads.
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Scales easily in cloud and data center deployments with robust feature support.
Technical Specifications: Mellanox MCX312A-XCBT
| Parameter | Specification |
|---|---|
| Model | MCX312A-XCBT |
| Network Speed | 10GbE |
| Ports | 2 × SFP+ |
| Interface | PCIe 3.0 x8 (8GT/s) |
| RDMA Support | Yes (RoCE) |
| Virtualization | SR-IOV, VMware NetQueue, VMQ |
| Offloading Features | TSO, LRO, Checksum Offload |
| Form Factor | Standard with Tall Bracket (LP optional) |
| Power Consumption | Low-power design |
| Operating Temp. | 0°C to 55°C |
| Compliance | RoHS, IEEE 802.3ae |
Applications
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Enterprise Data Centers – Delivers dependable and high-speed networking for business-critical applications.
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Virtualized Environments – Increases VM density and performance for private/hybrid cloud platforms.
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High-Performance Computing – Reduces latency in research and scientific simulations.
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Cloud and Web Services – Enhances server performance for scalable web and SaaS deployments.
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Storage & Backup Networks – Supports fast access and data replication across distributed storage systems.
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